About r/electronics
In its own words:
Discussion and news about component-level electronic circuits.
Community guide
r/electronics (#740, about 1.4 million subscribers) is oriented around: Discussion and news about component-level electronic circuits. Recent activity samples show 4.8 posts/day in recent samples (~48% image, ~35% gallery, ~12% link). Public rules we collected include: Be on topic - !!!THIS SUB DOES NOT ALLOW QUESTIONS!!!; Be civil and professional - !!!THIS SUB DOES NOT ALLOW QUESTIONS!!!; No commercial or promotional posts - !!!THIS SUB DOES NOT ALLOW QUESTIONS!!!; Add a flair your submission. - !!!THIS SUB DOES NOT ALLOW QUESTIONS!!!.
What belongs here
Stay inside the room’s stated scope rather than adjacent off-topic dumps. Civility/anti-harassment rules apply; personal attacks get removed. Match posts to: Be on topic - !!!THIS SUB DOES NOT ALLOW QUESTIONS!!!; Be civil and professional - !!!THIS SUB DOES NOT ALLOW QUESTIONS!!!; No commercial or promotional posts - !!!THIS SUB DOES NOT ALLOW QUESTIONS!!!; Add a flair your submission. - !!!THIS SUB DOES NOT ALLOW QUESTIONS!!!.
How it differs from lookalikes
Prefer this room when your post matches its description and rules—not merely a larger sibling community.
Practical pointers
Read the live sidebar/rules before posting; collected snapshots can lag. Common flairs in samples include: Gallery, Project, General, META.
SubMouse Editorial
The community was created on Apr 20, 2008, which makes it 18 years old. Since Oct 26, 2026, it has gained 661 subscribers (+0.05%). Among the 7 communities on our electronics list it is the largest. It sits just behind r/beta (#739) and ahead of r/manhwa (#741) in our ranking.
What sets r/electronics apart
Compared with other large communities, r/electronics leans heavily on images (48% of recent posts; the typical Top 100 subreddit sits at 21%). People mostly look and upvote here rather than comment — about 3.6 comments per post, against 13.1 for a typical large subreddit.
Subscriber growth
Between Sep 19, 2026 and Nov 2, 2026, r/electronics went up from 1,427,379 to 1,431,622 subscribers (+4.2K, +0.30%). That is about 96 new members per day. The chart uses our weekly snapshots (9 so far), so it gets longer every week.
What r/electronics talks about
Across 40 recent posts (Oct 29–Nov 4), the words that come up most are “pcb”, “history”, “project”, “help” and “desk”. Other frequent themes are designs, computer, circuit, free, fan and fun. Recurring phrases include “fan fun”. By format, 48% are images, 35% are galleries and 13% are links.
Popular post flairs: Gallery (12), Project (12), General (9), META (2), Discussion (1), Tip (1).
Activity and best time to post
r/electronics gets about 4.8 new posts a day. The public archive holds 156,063 posts and 565,993 comments in total, about 3.6 comments per post. Last week the busiest day was Saturday (13 posts) and the quietest was Wednesday (3). Posting peaks around 19:00 UTC and is lowest around 01:00 UTC.
Rules of r/electronics
The moderators of r/electronics list 4 rules. In short:
- Be on topic - !!!THIS SUB DOES NOT ALLOW QUESTIONS!!!
- Be civil and professional - !!!THIS SUB DOES NOT ALLOW QUESTIONS!!!
- No commercial or promotional posts - !!!THIS SUB DOES NOT ALLOW QUESTIONS!!!
- Add a flair your submission. - !!!THIS SUB DOES NOT ALLOW QUESTIONS!!!
How to join
Open reddit.com/r/electronics and press “Join”. Read the community rules in the sidebar before you post: every subreddit is run by its own volunteer moderators.
Frequently asked questions
How big is r/electronics?
r/electronics has 1,431,622 subscribers (Nov 2, 2026), which makes it the #740 safe-for-work subreddit in the SubMouse ranking. It added 4,243 members between Sep 19, 2026 and Nov 2, 2026.
When was r/electronics created?
r/electronics was created on Apr 20, 2008, so it has been around for 18 years.
Is r/electronics still active?
Yes. r/electronics gets about 4.8 new posts a day (average of the last four weeks). Over its lifetime the archive counts 156,063 posts and 565,993 comments.
What is the best time to post in r/electronics?
Based on post counts from Oct 29, 2026 to Nov 4, 2026, the busiest day was Saturday and the quietest Wednesday, and most posts arrive around 19:00 UTC, with the fewest around 01:00 UTC. More posts also means more competition, so a quieter hour can help a post get noticed.
What kind of posts are on r/electronics?
The community describes itself as: “Discussion and news about component-level electronic circuits.” Recent post titles often mention pcb, history, project, help and desk. Most posts are images (48%).
Is r/electronics SFW?
Yes. Reddit does not mark r/electronics as an 18+ (NSFW) community. SubMouse lists safe-for-work subreddits only.
What are the rules of r/electronics?
Join the community on Reddit first, then use “Create post”. r/electronics accepts link and media posts (no plain text posts), with images and galleries enabled. It has 4 posted rules, starting with: “Be on topic - !!!THIS SUB DOES NOT ALLOW QUESTIONS!!!”; “Be civil and professional - !!!THIS SUB DOES NOT ALLOW QUESTIONS!!!”; “No commercial or promotional posts - !!!THIS SUB DOES NOT ALLOW QUESTIONS!!!”. Moderators remove posts that break the rules, so read them in the sidebar before posting.
What subreddits are similar to r/electronics?
Communities with similar topics include r/EDM (3.1M), r/electronicmusic (2.7M), r/nextfuckinglevel (10.5M), r/3Dprinting (3.5M) and r/javascript (2.5M).
Stats from public data (data updated Nov 2, 2026; activity, rules and archive totals via the Arctic Shift archive, Nov 6, 2026). Point and comment counts are archive snapshots and can be lower than on Reddit today. SubMouse is an independent directory and is not affiliated with Reddit or the moderators of r/electronics.